NICE says oral vitamin B12 replacement should be considered when diet is the suspected cause
Perhaps this explains why people have difficulty losing weight, maintaining bone health, and achieving sexual satisfaction
Osteoarthritis: By promoting cartilage metabolism and reducing inflammatory cytokines, peptides offer a regenerative alternative to repeated corticosteroid injections that can accelerate cartilage degradation
Krishna Deepak RNV, Chandrakar B, Sankararamakrishnan R (2017) Comparison of metal-binding strength between methionine and cysteine residues: implications for the design of metal-binding motifs in proteins
That is the whole story, start to finish: a stubborn idea from 1975, a researcher who spent his life on it, a compound that healed everything in rats, a human trial whose result nobody saw for twenty years, a molecule no company can own so no company will finish testing, and a stack of the most basic questions is it safe, at what dose, made by whom, and how does it actually work that still have no answers
Choline: Reduces muscle recovery time and aids in converting fat into energy